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////////////////////////////////////////////////////////////////////////////////
//
//  IIIIIII SSSSSS
//    II    SS                          InstallShield (R)
//    II    SSSSSS      (c) 1996-1997, InstallShield Software Corporation
//    II        SS      (c) 1990-1996, InstallShield Corporation
//  IIIIIII SSSSSS                     All Rights Reserved.
//
//
//  This code is generated as a starting setup template.  You should
//  modify it to provide all necessary steps for your setup.
//
//
//    File Name:  Setup.rul
//
//  Description:  InstallShield script
//
//     Comments:  This template script performs a basic setup on a
//                Windows 95 or Windows NT 4.0 platform. With minor
//                modifications, this template can be adapted to create
//                new, customized setups.
//
////////////////////////////////////////////////////////////////////////////////


  // Include header file
#include "ifx.h"

////////////////////// string defines ////////////////////////////

#define UNINST_LOGFILE_NAME      "Uninst.isu"

//////////////////// installation declarations ///////////////////

  // ----- DLL prototypes -----


     // your DLL prototypes


  // ---- script prototypes -----

     // generated
     prototype ShowDialogs();
     prototype MoveFileData();
     prototype HandleMoveDataError( NUMBER );
     prototype ProcessBeforeDataMove();
     prototype ProcessAfterDataMove();
     prototype SetupRegistry();
     prototype SetupFolders();
     prototype CleanUpInstall();
     prototype SetupInstall();
     prototype SetupScreen();
     prototype CheckListScreen();
     prototype CheckRequirements();
     prototype DialogShowSdWelcome();
     prototype DialogShowSdShowInfoList();
     prototype DialogShowSdAskDestPath();
     prototype DialogShowSdSetupType();
     prototype DialogShowSdComponentDialog2();
     prototype DialogShowSdSelectFolder();
     prototype DialogShowSdFinishReboot();

     // your prototypes
     prototype MyParsePath ( STRING );
     prototype ForwardSlashify ( STRING, BYREF STRING );
     prototype CreateExecPerlScript ( STRING, STRING );
     prototype DropSuffix ( STRING, BYREF STRING );
     prototype BaseName   ( STRING, BYREF STRING );

  // ----- global variables ------

     // generated
     BOOL        bWinNT, bIsShellExplorer, bInstallAborted, bIs32BitSetup;
     STRING      svDir;
     STRING      svName, svCompany, svSerial;
     STRING      szAppPath;
     STRING      svSetupType;
     LIST        listPath;


     // your global variables
     //STRING      szRawCpp
     STRING      szPerlPath;
     STRING      szBinDir, szBinDirUnslashed,
                 szLibDir, szLibDirUnslashed,
                 szDataDir, szLibExecDir;


///////////////////////////////////////////////////////////////////////////////
//
//   MAIN PROGRAM
//
//      The setup begins here by hiding the visible setup
//      window.  This is done to allow all the titles, images, etc. to
//      be established before showing the main window.  The following
//      logic then performs the setup in a series of steps.
//
///////////////////////////////////////////////////////////////////////////////
program
    Disable( BACKGROUND );

    CheckRequirements();

    SetupInstall();

    SetupScreen();

    if (ShowDialogs()<0) goto end_install;

    if (ProcessBeforeDataMove()<0) goto end_install;

    if (MoveFileData()<0) goto end_install;

    if (ProcessAfterDataMove()<0) goto end_install;

    if (SetupRegistry()<0) goto end_install;

    if (SetupFolders()<0) goto end_install;

    CheckListScreen();
    
  end_install:

    CleanUpInstall();

     // If an unrecoverable error occurred, clean up the partial installation.
     // Otherwise, exit normally.

    if (bInstallAborted) then
        abort;
    endif;

endprogram

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function:  ShowDialogs                                                    //
//                                                                           //
//  Purpose:  This function manages the display and navigation               //
//            the standard dialogs that exist in a setup.                    //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function ShowDialogs()
    NUMBER  nResult;
 begin

    Dlg_Start:
        // beginning of dialogs label

    Dlg_SdWelcome:
        nResult = DialogShowSdWelcome();
        if (nResult = BACK) goto Dlg_Start;

    Dlg_SdShowInfoList:
        nResult = DialogShowSdShowInfoList();
        if (nResult = BACK) goto Dlg_SdWelcome;

    Dlg_SdAskDestPath:
        nResult = DialogShowSdAskDestPath();
        if (nResult = BACK) goto Dlg_SdShowInfoList;

    Dlg_SdSetupType:
        nResult = DialogShowSdSetupType();
        if (nResult = BACK) goto Dlg_SdAskDestPath;

    Dlg_SdComponentDialog2:
        if ((nResult = BACK) && (svSetupType != "Custom") && (svSetupType != "")) then
           goto Dlg_SdSetupType;
        endif;
        nResult = DialogShowSdComponentDialog2();
        if (nResult = BACK) goto Dlg_SdSetupType;

    Dlg_SdSelectFolder:
        //nResult = DialogShowSdSelectFolder();
        //if (nResult = BACK) goto Dlg_SdComponentDialog2;

    return 0;

 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: ProcessBeforeDataMove                                           //
//                                                                           //
//  Purpose: This function performs any necessary operations prior to the    //
//           actual data move operation.                                     //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function ProcessBeforeDataMove()
    STRING svLogFile;
    NUMBER nResult;
 begin

  InstallationInfo( @COMPANY_NAME, @PRODUCT_NAME, @PRODUCT_VERSION, @PRODUCT_KEY );

  svLogFile = UNINST_LOGFILE_NAME;

  nResult = DeinstallStart( svDir, svLogFile, @UNINST_KEY, 0 );
  if (nResult < 0) then
      MessageBox( @ERROR_UNINSTSETUP, WARNING );
  endif;

  szAppPath = TARGETDIR; // TODO : if your application .exe is in a subdir of TARGETDIR then add subdir

  if ((bIs32BitSetup) && (bIsShellExplorer)) then
      RegDBSetItem( REGDB_APPPATH, szAppPath );
      RegDBSetItem( REGDB_APPPATH_DEFAULT, szAppPath ^ @PRODUCT_KEY );
      RegDBSetItem( REGDB_UNINSTALL_NAME, @UNINST_DISPLAY_NAME );
  endif;
  // TODO : update any items you want to process before moving the data
  //

  ComponentSetTarget( MEDIA, "<DOCDIR>", TARGETDIR ^ "\\doc" );

  return 0;
 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function:  MoveFileData                                                   //
//                                                                           //
//  Purpose:  This function handles the data movement for                    //
//            the setup.                                                     //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function MoveFileData()
    NUMBER nResult, nDisk;
 begin

  nDisk = 1;
  SetStatusWindow( 0, "" );
  Disable( DIALOGCACHE );
  Enable( STATUS );
  StatusUpdate( ON, 100 );
  nResult = ComponentMoveData( MEDIA, nDisk, 0 );

  HandleMoveDataError( nResult );

  Disable( STATUS );

  return nResult;

 end;


///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: HandleMoveDataError                                             //
//                                                                           //
//  Purpose: This function handles the error (if any) during the move data   //
//           operation.                                                      //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function HandleMoveDataError( nResult )
    STRING szErrMsg, svComponent , svFileGroup , svFile;
 begin

  svComponent = "";
  svFileGroup = "";
  svFile = "";

  switch (nResult)
  case 0:
       return 0;
  default:
       ComponentError ( MEDIA , svComponent , svFileGroup , svFile , nResult );
       szErrMsg = @ERROR_MOVEDATA  + "\n\n" +
                  @ERROR_COMPONENT + " " + svComponent + "\n" +
                  @ERROR_FILEGROUP + " " + svFileGroup + "\n" +
                  @ERROR_FILE      + " " + svFile;
       SprintfBox( SEVERE, @TITLE_CAPTIONBAR, szErrMsg, nResult );
       bInstallAborted = TRUE;
       return nResult;
  endswitch;

 end;


///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: ProcessAfterDataMove                                            //
//                                                                           //
//  Purpose: This function performs any necessary operations needed after    //
//           all data has been moved.                                        //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function ProcessAfterDataMove()
  STRING szPath, szGcc, szGccDir;
  STRING szTemp, szRes, szPathEntry, szDrive;
  NUMBER nvSize,nvType, nResult, nPos, nSuccess;
  LIST   listDirs;
 begin

  RegDBSetDefaultRoot ( HKEY_LOCAL_MACHINE );
  RegDBGetKeyValueEx ( "SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment" ,
                       "path" , nvType, szPath , nvSize );

  // Spin through path looking for perl.exe.
  // Our task is made considerably harder since the
  // the free version of InstallShield doesn't support
  // functions such as StrGetTokens() or ParsePath().
  // TODO: Convert this back to IS Prof Edn

  MyParsePath ( szPath );
  nResult = ListGetFirstString ( listPath, szPathEntry);
  szPathEntry = ""; szPerlPath="";
  while ( nResult != END_OF_LIST )
     if ( FindFile (szPathEntry, "perl.exe", szRes ) = 0 ) then
       szPerlPath = szPathEntry + "/" + szRes;
       nResult = END_OF_LIST;
     else
       nResult = ListGetNextString ( listPath, szPathEntry );
     endif;
  endwhile;
  if ( StrCompare ( szPerlPath, "" ) = 0 ) then
    // If not found in global env. block, look in the
    // user-specific part.
    RegDBSetDefaultRoot ( HKEY_CURRENT_USER );
    RegDBGetKeyValueEx ( "Environment", "path", nvType, szPath, nvSize);
    MyParsePath ( szPath );
    nResult = ListGetFirstString ( listPath, szPathEntry);
    szPathEntry = ""; szPerlPath="";
    while ( nResult != END_OF_LIST )
      if ( FindFile (szPathEntry, "perl.exe", szRes ) = 0 ) then
        szPerlPath = szPathEntry + "/" + szRes;
        nResult = END_OF_LIST;
      else
        nResult = ListGetNextString ( listPath, szPathEntry );
      endif;
    endwhile;
  endif;

  if ( StrCompare ( szPerlPath, "" ) = 0 ) then
     // Default it to /bin/perl
     MessageBox ("Unable to find perl in your PATH. Not to worry, this installer includes a version that should be useable." +
                 "When the installer has finished, please copy it from the bin/ directory of the ghc installation to /bin/perl",
                 INFORMATION);
     szPerlPath = "/bin/perl.exe";
  else
     // strip initial drive spec.
     GetDir ( szPerlPath, szTemp);
     ForwardSlashify ( szTemp, szPerlPath );
  endif;
  DropSuffix (szPerlPath, szTemp);
  szPerlPath = szTemp;

  ListDestroy (listPath);

  return 0;
 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: SetupRegistry                                                   //
//                                                                           //
//  Purpose: This function makes the registry entries for this setup.        //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function SetupRegistry()
 NUMBER nResult,nWays,i;
 STRING szProjectDir, szProjectVersionDir, szTargetDir;
 STRING szSyslib, szWay, szSyslibsDir;
 STRING szLib, szSyslibsKey;
 //LIST   syslib_list, way_list;
 begin

  // TODO : Add all your registry entry keys here
  //
  //

  nResult = CreateRegistrySet( "" );

  // By now, we will have had the following Registry
  // entries generated (see ProcessBeforeDataMove() ):
  //
  // HK_L_M\Software\Glasgow University\GHC\<version no.>
  //
  // For GHC, we store and use the install info inside
  //  HK_L_M\Software\Haskell\GHC (== %ROOT%)

  // So, we perform the following tasks here:
  //
  //  * Checks to see if %ROOT% is defined.
  //    If not, creates it.
  //  * Checks for %ROOT%\Version is defined.
  //  * Create %ROOT%\<version>.
  //  * Create %ROOT%\<version>\libdir
  //    (This key will be given a value later.)
  //  * Create %ROOT%\syslib\  and fill it in
  //    with the syslibs that has been installed.
  //  * %ROOT%\syslib\name\<way>
  //    is added for each kind (e.g., seq, conc)
  //    syslib we're installing.

  // When we eventually reach the end, the registry
  // should be ready for use by the installed app.

  // Check to see if we've already installed
  // a version of GHC on this box..
  RegDBSetDefaultRoot ( HKEY_LOCAL_MACHINE );

  szProjectDir = @HASKELL_REG_ROOT ^ @PRODUCT_NAME;

  // check whether we've already got the Registry sub-tree we're
  // about to add to. If not, then we create it
  // level-by-level, so as to ensure that the uninstaller
  // can clean up after us.
  if ( RegDBKeyExist ( @HASKELL_REG_ROOT ) < 0) then
     RegDBCreateKeyEx (@HASKELL_REG_ROOT, "");
  endif;
  if ( RegDBKeyExist  ( szProjectDir ) < 0 ) then
     RegDBCreateKeyEx ( szProjectDir, "");
  endif;

  // Note: we overwrite any existing value.
  RegDBSetKeyValueEx( szProjectDir, "Version", REGDB_STRING,
                       @PRODUCT_KEY, -1);

  szProjectVersionDir = szProjectDir ^ @PRODUCT_KEY;

  if ( RegDBKeyExist ( szProjectVersionDir ) < 0) then
     RegDBCreateKeyEx ( szProjectVersionDir, "");
  endif;

  // Here starts the GHC specific part

  ForwardSlashify (TARGETDIR, szTargetDir);
  // fill in the all-important path to where the archives
  // and interface files have been parked.
  szLibDir = szTargetDir + "/lib";
  szLibDirUnslashed = TARGETDIR ^ "\\lib";
  RegDBSetKeyValueEx ( szProjectVersionDir, "libdir", REGDB_STRING,
                       szLibDir , -1);
  // libexecdir
  szLibExecDir = szTargetDir + "/lib";
  RegDBSetKeyValueEx ( szProjectVersionDir, "libexecdir", REGDB_STRING,
                       szLibExecDir , -1);
  // bindir
  szBinDir = szTargetDir + "/bin";
  szBinDirUnslashed = TARGETDIR ^ "\\bin";
  RegDBSetKeyValueEx ( szProjectVersionDir, "bindir", REGDB_STRING,
                       szBinDir , -1);
  
  return 0;
 end;


///////////////////////////////////////////////////////////////////////////////
//
// Function: SetupFolders
//
//  Purpose: This function creates all the folders and shortcuts for the
//           setup.  This includes program groups and items for Windows 3.1.
//
///////////////////////////////////////////////////////////////////////////////
function SetupFolders()
 NUMBER nResult;
 begin


  // TODO : Add all your folder (program group) along with shortcuts (program items)
  //
  //
  //    CreateProgramFolder, AddFolderIcon....
  //

  CreateExecPerlScript ( szBinDirUnslashed, "ghc-" + @PRODUCT_VERSION );
  CreateExecPerlScript ( szBinDirUnslashed, "stat2resid" );
  CreateExecPerlScript ( szLibDirUnslashed, "hscpp" );
  CreateExecPerlScript ( szLibDirUnslashed, "mkdependHS" );

  VarSave (SRCTARGETDIR);
  SRCDIR = szBinDirUnslashed;
  TARGETDIR = szBinDirUnslashed;
  CopyFile( "ghc-" + @PRODUCT_VERSION, "ghc");
  VarRestore (SRCTARGETDIR);

  nResult = CreateShellObjects( "" );

  return nResult;
 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: CleanUpInstall                                                  //
//                                                                           //
//  Purpose: This cleans up the setup.  Anything that should                 //
//           be released or deleted at the end of the setup should           //
//           be done here.                                                   //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function CleanUpInstall()
 begin


  if (bInstallAborted) then
      return 0;
  endif;

  DialogShowSdFinishReboot();

  if (BATCH_INSTALL) then // ensure locked files are properly written
      CommitSharedFiles(0);
  endif;

  return 0;
 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: SetupInstall                                                    //
//                                                                           //
//  Purpose: This will setup the installation.  Any general initialization   //
//           needed for the installation should be performed here.           //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function SetupInstall()

 begin

  Enable( CORECOMPONENTHANDLING );

  bInstallAborted = FALSE;

  GetDisk(WINDIR, svDir);

  if (bIs32BitSetup) then
      svDir = svDir + "\\" ^ @PRODUCT_NAME_SHORT ^ @PRODUCT_KEY;
  else
      // We're (=>ghc) 32 through and through, but for the sake of
      // completenes.
      svDir = svDir + "\\" ^ @PRODUCT_NAME_SHORT ^ @PRODUCT_NAME16;
  endif;

  TARGETDIR  = svDir;

  SdProductName( @PRODUCT_NAME );

  Enable( DIALOGCACHE );

  return 0;
 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function:  SetupScreen                                                    //
//                                                                           //
//  Purpose:  This function establishes  the screen look.  This includes     //
//            colors, fonts, and text to be displayed.                       //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function SetupScreen()
 begin

  SetColor ( BACKGROUND, BLUE );
  Enable( FULLWINDOWMODE );
  Enable( INDVFILESTATUS );

  SetTitle( @TITLE_MAIN, 24, WHITE );

  SetTitle( @TITLE_CAPTIONBAR, 0, BACKGROUNDCAPTION ); // Caption bar text.

  Enable( BACKGROUND );

  Delay( 1 );
 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function:  CheckRequirements                                              //
//                                                                           //
//  Purpose:  This function checks all minimum requirements for the          //
//            application being installed.  If any fail, then the user       //
//            is informed and the setup is terminated.                       //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function CheckRequirements()
    NUMBER  nvDx, nvDy, nvResult;
    STRING  svResult;

 begin

  bWinNT           = FALSE;
  bIsShellExplorer = FALSE;

  // Check screen resolution.
  GetExtents( nvDx, nvDy );

  if (nvDy < 480) then
      MessageBox( @ERROR_VGARESOLUTION, WARNING );
      abort;
  endif;

  // set 'setup' operation mode
  bIs32BitSetup = TRUE;
  GetSystemInfo( ISTYPE, nvResult, svResult );
  if (nvResult = 16) then
      bIs32BitSetup = FALSE; // running 16-bit setup
      return 0; // no additional information required
  endif;

  // --- 32-bit testing after this point ---

  // Determine the target system's operating system.
  GetSystemInfo( OS, nvResult, svResult );

  if (nvResult =  IS_WINDOWSNT) then
      // Running Windows NT.
      bWinNT = TRUE;

      // Check to see if the shell being used is EXPLORER shell.
      if (GetSystemInfo( OSMAJOR, nvResult, svResult ) = 0) then
          if (nvResult >= 4) then
              bIsShellExplorer = TRUE;
          endif;
      endif;

  elseif (nvResult = IS_WINDOWS95 ) then
      bIsShellExplorer = TRUE;

  endif;

end;


///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: DialogShowSdWelcome                                             //
//                                                                           //
//  Purpose: This function handles the standard welcome dialog.              //
//                                                                           //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function DialogShowSdWelcome()
    NUMBER nResult;
    STRING szTitle, szMsg;
 begin

  szTitle = "";
  szMsg   = "";
  nResult = SdWelcome( szTitle, szMsg );

  return nResult;
 end;
                         
///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: DialogShowSdShowInfoList                                        //
//                                                                           //
//  Purpose: This function displays the general information list dialog.     //
//                                                                           //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function DialogShowSdShowInfoList()
    NUMBER nResult;
    LIST   list;
    STRING szTitle, szMsg, szFile;
 begin

  szFile = SUPPORTDIR ^ "announce";

  list = ListCreate( STRINGLIST );
  ListReadFromFile( list, szFile );
  szTitle  = "";
  szMsg    = " ";
  nResult  = SdShowInfoList( szTitle, szMsg, list );

  ListDestroy( list );

  return nResult;
 end;


///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: DialogShowSdAskDestPath                                         //
//                                                                           //
//  Purpose: This function asks the user for the destination directory.      //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function DialogShowSdAskDestPath()
    NUMBER nResult;
    STRING szTitle, szMsg;
 begin

  szTitle = "";
  szMsg   = "WARNING! The path must not contain spaces.";
  nResult = SdAskDestPath( szTitle, szMsg, svDir, 0 );

  TARGETDIR = svDir;

  return nResult;
 end;


///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: DialogShowSdSetupType                                           //
//                                                                           //
//  Purpose: This function displays the standard setup type dialog.          //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function DialogShowSdSetupType()
    NUMBER nResult, nType;
    STRING szTitle, szMsg;
 begin

  switch (svSetupType)
  case "Typical":
       nType = TYPICAL;
  case "Custom":
       nType = CUSTOM;
  case "Compact":
       nType = COMPACT;
  case "":
       svSetupType = "Typical";
       nType = TYPICAL;
  endswitch;

  szTitle = "";
  szMsg   = "";
  nResult = SetupType( szTitle, szMsg, "", nType, 0 );

  switch (nResult)
  case COMPACT:
       svSetupType = "Compact";
  case TYPICAL:
       svSetupType = "Typical";
  case CUSTOM:
       svSetupType = "Custom";
  endswitch;

  return nResult;
 end;


///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: DialogShowSdComponentDialog2                                    //
//                                                                           //
//  Purpose: This function displays the custom component dialog.             //
//                                                                           //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function DialogShowSdComponentDialog2()
    NUMBER nResult;
    STRING szTitle, szMsg;
 begin

  if ((svSetupType != "Custom") && (svSetupType != "")) then
      return 0;
  endif;

  szTitle  = "";
  szMsg    = "";
  nResult  = SdComponentDialog2( szTitle, szMsg, svDir, "" );

  return nResult;
 end;

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: CheckListScreen                                                 //
//                                                                           //
//  Purpose: Show a check-list of post-install user actions.                 //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function CheckListScreen()   
	BOOL bDone;
	NUMBER nCmdValue;
 begin   
 	EzDefineDialog("CHECKLIST", "", "", 30001);

    bDone = FALSE;   
    while (bDone=FALSE)   
       nCmdValue = WaitOnDialog("CHECKLIST");   
          switch (nCmdValue)      
              case DLG_INIT:               
              // Process the Next button.         
              case SD_PBUT_CONTINUE:         
                  bDone = TRUE;           
              // Process the Cancel button.         
              case SD_PBUT_EXITSETUP:
                  bDone = TRUE;            
              // Process the close dialog box button.
              case DLG_CLOSE:         
                  bDone = TRUE;         
              // Process dialog box errors.            
              case DLG_ERR:
                  MessageBox("Internal dialog box error", SEVERE);         
                  bDone = TRUE;         
          endswitch;            
    endwhile;           
    // Identify the end of dialog box processing.  
    EndDialog("CHECKLIST");   
    // Free the dialog box and list from memory.
    ReleaseDialog("CHECKLIST");   
 end;                    

///////////////////////////////////////////////////////////////////////////////
//                                                                           //
// Function: DialogShowSdFinishReboot                                        //
//                                                                           //
//  Purpose: This function will show the last dialog of the product.         //
//           It will allow the user to reboot and/or show some readme text.  //
//                                                                           //
///////////////////////////////////////////////////////////////////////////////
function DialogShowSdFinishReboot()
    NUMBER nResult, nDefOptions;
    STRING szTitle, szMsg1, szMsg2, szOption1, szOption2;
    NUMBER bOpt1, bOpt2;
 begin

  if (!BATCH_INSTALL) then
      bOpt1 = FALSE;
      bOpt2 = FALSE;
      szMsg1 = "";
      szMsg2 = "";
      szOption1 = "";
      szOption2 = "";
      szTitle = "Installation is now complete.";
      nResult = SdFinish( szTitle, szMsg1, szMsg2, szOption1, szOption2, bOpt1, bOpt2 );
      return 0;
  else
      nDefOptions = SYS_BOOTMACHINE;
      szTitle     = "";
      szMsg1      = "";
      szMsg2      = "";
      nResult     = SdFinishReboot( szTitle, szMsg1, nDefOptions, szMsg2, 0 );
      return nResult;
  endif;
 end;

function MyParsePath(szPath)
  STRING szTmp,szPth;
  NUMBER nPos;
 begin
   szPth = szPath;
   listPath = ListCreate( STRINGLIST );

   // Man, all I want is map. Please? :-)
   nPos = StrFind ( szPth, ";");
   while ( nPos > 0 )
    StrSub ( szTmp, szPth, 0, nPos);
    ListAddString ( listPath, szTmp, AFTER );
    StrSub ( szTmp, szPth, nPos + 1, StrLength ( szPth) - nPos );
    szPth = szTmp;
    nPos = StrFind ( szPth, ";" );
   endwhile;

  return 0;
 end;

 function ForwardSlashify ( szStr , theRes )
   NUMBER nPos;
   STRING szTemp, szRes;
 begin
  // Tortuous piece of code to convert backslashes into
  // forward ones.
  nPos = StrFind ( szStr, "\\");
  szRes="";
  while ( nPos >= 0 )
    StrSub ( szTemp, szStr, 0, nPos);
    szRes = szRes + szTemp + "/";
    StrSub ( szTemp, szStr, nPos + 1, StrLength ( szStr) - nPos );
    szStr = szTemp;
    nPos = StrFind ( szStr, "\\" );
  endwhile;
  StrSub ( szTemp, szStr, 0, StrLength (szStr));
  szRes = szRes + szTemp;
  theRes = szRes;
  return 0;
 end;

 function CreateExecPerlScript ( szPath, szFileName )
    NUMBER nResult, writeHandle, readHandle;
    STRING szLine;
 begin
   VarSave (SRCTARGETDIR);
   SRCDIR = szPath;
   TARGETDIR = szPath;
   DeleteFile ( szFileName + ".bak");
   RenameFile ( szFileName, szFileName + ".bak");
   VarRestore (SRCTARGETDIR);

   OpenFileMode (FILE_MODE_APPEND);
   if ( CreateFile ( writeHandle, szPath, szFileName ) < 0 ) then
      MessageBox ("CreateFile " + szPath ^ szFileName + " failed", INFORMATION);
   endif;
   // append
   WriteLine (writeHandle, "#!" + szPerlPath );
   WriteLine (writeHandle, "$libdir='" + szLibDir + "';");
   WriteLine (writeHandle, "$bindir='" + szBinDir + "';");
   WriteLine (writeHandle, "$libexecdir='" + szLibExecDir + "';");
   WriteLine (writeHandle, "$datadir='" + szDataDir + "';");
   WriteLine (writeHandle, "$SED='sed';");
   WriteLine (writeHandle, "$TMPDIR='C:/TEMP';");
   WriteLine (writeHandle, "$RAWCPP='gcc -E';");
   // For the benefit of mkdependHS, which doesn't get this prepended
   WriteLine (writeHandle, "$INSTALLING=1;");

   OpenFileMode (FILE_MODE_NORMAL);
   if ( OpenFile ( readHandle, szPath, szFileName + ".bak") < 0 ) then
      MessageBox ("OpenFile " + szPath ^ szFileName + ".bak failed", INFORMATION);
   endif;

   // copy the template over.
   nResult = GetLine ( readHandle, szLine);
   while ( nResult >= 0 )
     WriteLine ( writeHandle, szLine);
     nResult = GetLine ( readHandle, szLine);
   endwhile;
   if ( CloseFile( readHandle ) < 0 ) then
       MessageBox ( "CloseFile " + szPath ^ szFileName + ".bak failed",
                    INFORMATION);
   endif;
   if ( CloseFile( writeHandle ) < 0 ) then
       MessageBox ( "CloseFile " + szPath ^ szFileName + " failed",
                    INFORMATION);
   endif;
   // There's no way to set the 'x' bit using
   // SetFileInfo(), but luckily it is not needed to run #! scripts
   // under cygwin.
   SetFileInfo ( szPath ^ szFileName, FILE_ATTRIBUTE, FILE_ATTR_NORMAL, "");     
   // Delete the .bak file
   DeleteFile ( szPath ^ szFileName + ".bak");
   
   return 0;
 end;

 function DropSuffix ( szInp, szOut )
   NUMBER nResult, nLen;
   STRING szTemp, szTemp2;
 begin
    nLen = 0;
    szTemp2 = szInp;
    nResult = StrFind ( szTemp2 , ".");
    while ( nResult >= 0 )
       nLen = nLen + nResult;
       StrSub ( szTemp, szTemp2, nResult + 1, StrLength ( szTemp2) - nResult );
       szTemp2 = szTemp;
       nResult = StrFind ( szTemp2, "." );
       if ( nResult >= 0 ) then
          nLen = nLen + 1;  // incl the previous . if there's more.
       endif;
    endwhile;
    StrSub ( szOut, szInp, 0, nLen);
    return 0;
 end;